Update on the physics of light pseudoscalar mesons

  • C. Bernard
  • , C. DeTar
  • , Steven Gottlieb
  • , L. Levkova
  • , U. M. Heller
  • , J. E. Hetrick
  • , J. Osborn
  • , D. Renner
  • , D. Toussaint
  • , R. Sugar

Research output: Contribution to journalConference articlepeer-review

3 Scopus citations

Abstract

We present an update of the MILC investigation of the properties of light pseudoscalar mesons using three flavors of improved staggered quarks. Results are presented for the π and K leptonic decay constants, the CKM matrix element Vus, the up, down and strange quark masses, and the coefficients of the O(p4) chiral lagrangian. We have new data for lattice spacing a ≈ 0.15 fm with several values of the light quark mass down to one-tenth the strange quark mass, higher statistics for a ≈ 0.09 fm with the light quark mass equal to one-tenth the strange quark mass, and initial results for our smallest lattice spacing, a ≈ 0.06 fm with light quark mass two-fifths of the strange quark mass.

Original languageEnglish (US)
JournalProceedings of Science
Volume32
StatePublished - 2006
Event24th International Symposium on Lattice Field Theory, LATTICE 2006 - Tucson, United States
Duration: Jul 23 2006Jul 28 2006

ASJC Scopus subject areas

  • General

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